- S-OIL e-Biz
- S-Top Watch
- S4A IDE
- Monitor and Manage Search Ads
- Samurai Search: Text/PDF files
- San Fransymbols
- Sandbox Status
- SandboxLocator for Xcode
- Sandkorn
- SANS OnDemand
- SAP Build Apps Preview
- Satisfi Labs Webview Tester
- Scan i
- ScanCode
- ScanKit
- Scanr - Bluetooth Scanner
- SceneShot
- SceneTool
- SchemaHD
- Scheminator
- SciTE
- IDEMIA Authenticator App
- Scoreapps Connect
- Scratch Tutorial - Coding Game
- ScratchPadIt
- Screen Curtain
- Screen Grid - A Desktop Grid
- Screen Ruler - A Desktop Ruler
- Screenly - Mockup Screenshots
- Screenshot Connect
- Screenshot Creator
- Screenshot Creator
- Screenshot Creator Pro
- Screenshot Design-Great App Mockup Generator
- Screenshot Maker - App Preview
- Screenshot Prep4Distribution
- Screenshot Toolbar 1.0.6
- Screenshot-Make
- ScreenToLayers
- Scriber
- Scriptable
- ScriptToApp - App Maker
- ScriptWidget
- SCRUM Utils: Agile Simplified
- SeaTurtle - Coding for Kids
- Secure Data: Protection
- SecurityKit - Developer Tools
- Securly, Easy Password Manager
- SeedHack
- SeeLess - C Compiler
- Segments
- Selux riolering
- Senbay Studio
- Sendbird Calls
- Sengiri
- SensorLogger - CSV Export
- SEO Keywords
- Sequel Ace
- Sequence Diagram
- SerialPort-串口助手 物联网开发利器
- Serve Up
- Server Sidekick
- Server Sistemleri
- ServerCat - SSH Terminal
- ServerEyes
- ServerDog Pro: Status, SSH
- SSH+
- Service Station
- Service Worker Detector
- SF Symbols Reference
- SF TabBar
- SFSCON
- SFTP Commander
- Shabakat
- Shade
- Shaderific for Metal
- ShaderMania
- ShadowWindows Remote
- Shapefile Explorer
- ShapeScript
- ShaSearch
- ShellHistory
- ShipNepal
- Short URL extension for Safari
- Shortcut Remote Control
- ShortSheets
- ShortWeb
- ShotBuilder
- ShottyBlur
- Show App - Digital Sales Tool
- Shy Desktop
- Sidi Heneish Village
- Silicon Info
- Simonelli Group WiFi
- Simple Analytics - Official
- Simple Git Server
- Simple Macro
- Simple Refresh for Safari
- Simple Shell
- Simple SVN Server
- Simple WebMonitor
- SimpleClient for FTP SFTP
- SimpleHTTP: Make HTTP requests
- SimplePing - Menu Bar Ping
- Simplepush Notifications
- SimpleSnippets
- SimpleTOR - Anonymizing you
- Simtools
- Simulator Recorder
- Simulator Recorder for Xcode
- Sinric Pro